wget: allow HTTPS certificate check to be skipped

The Microsoft Windows Schannel implementation of TLS validates
the server certificate.  Enable the --no-check-certificate
option to wget to allow these checks to be skipped.  This may
be useful to connect to badly configured websites.

Adds 202 bytes to the x86_64 build with Schannel enabled.

(GitHub issue #581)

1 files changed, 2 insertions, 0 deletions

diff --git a/include/libbb.h b/include/libbb.h
index a73a04153..fdbab574d 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1026,6 +1026,7 @@ typedef struct tls_state {
         char *hostname;
         SecPkgContext_StreamSizes stream_sizes;
         bool initialized;
+        bool no_check_cert;
         enum schannel_connection_state connection_state;
 } tls_state_t;
 #else
@@ -1105,6 +1106,7 @@ void FAST_FUNC tls_handshake(tls_state_t *tls, const char *sni);
 void FAST_FUNC tls_handshake_as_server(tls_state_t *tls,
         const char *pem_filename);
 #define TLSLOOP_EXIT_ON_LOCAL_EOF (1 << 0)
+#define TLS_NO_CHECK_CERTIFICATE (1 << 1)
 void tls_run_copy_loop(tls_state_t *tls, unsigned flags) FAST_FUNC;